Message ID | 1231788191-23794-9-git-send-email-dhananjay@netxen.com |
---|---|
State | Changes Requested, archived |
Delegated to: | David Miller |
Headers | show |
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c index 1ce3ab1..e8c7005 100644 --- a/drivers/net/netxen/netxen_nic_hw.c +++ b/drivers/net/netxen/netxen_nic_hw.c @@ -503,6 +503,8 @@ netxen_send_cmd_descs(struct netxen_adapter *adapter, i = 0; + netif_tx_lock_bh(adapter->netdev); + producer = adapter->cmd_producer; do { cmd_desc = &cmd_desc_arr[i]; @@ -527,6 +529,8 @@ netxen_send_cmd_descs(struct netxen_adapter *adapter, netxen_nic_update_cmd_producer(adapter, adapter->cmd_producer); + netif_tx_unlock_bh(adapter->netdev); + return 0; }
Some firmware commands like mac address addition/deletion are sent on the transmit ring. So need to hold the tx lock before touching tx producer/consumer indices. Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com> --- drivers/net/netxen/netxen_nic_hw.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)